In the balloon, click Only Pipe
.
Note:
The modified nominal size only propagated through the connected pipes only.

You can use the Until Next Junction
option to propagate changes up to next junction.
Note:
If you do not want to resize the reducer, select the No resize
option in the balloon.
Click Commit
.
The Propagate Size dialog box opens and lists the old reference, its status and new reference.
For more information, see Modifying Nominal Size of the Pipe.
Click a New References value and choose Select...
The Propagate Size Browser opens listing all the
available combinations.
Select a combination of your choice and click OK.
Note:
You can click Reset Filter to remove the filter.
The selection appears in the
New References box of the Propagate Size dialog box.
Click OK.
The pipe is resized.
